java.lang.NullPointerException

Stack Overflow | Flair | 8 months ago
tip
Do you know that we can give you better hits? Get more relevant results from Samebug’s stack trace search.
  1. 0

    Error with javax.websocket library

    Stack Overflow | 8 months ago | Flair
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at pre.Web.sendMessage()
    2. pre
      TestApp.main
      1. pre.Web.sendMessage(Web.java:49)
      2. pre.TestApp.main(TestApp.java:20)
      2 frames